What is passing parameters in java?
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What is the use of predicate in java 8?
How to make a method thread safe without using synchronized keyword?
8 Answers Persistent, Societe Generale,
What is re-factoring in software?
Can we declare an interface as final?
Write a java program to find the route that connects between Red and Green Cells. General Rules for traversal 1. You can traverse from one cell to another vertically, horizontally or diagonally. 2. You cannot traverse through Black cells. 3. There should be only one Red and Green cell and at least one of each should be present. Otherwise the array is invalid. 4. You cannot revisit a cell that you have already traversed. 5. The maze need not be in the same as given in the above example
What is meant by object?
what is predefined function in java?
Name the method that used to clear the buffer ?
What do you understand by weak reference?
What is the technique adopted to create an immutable class?
Write a program in java to create a doubly linked list containing n nodes.
How do listeners work?
Core Java 
